/*
 * Standard theme (product default) — every colour comes from the site's design tokens (CSS variables written by the
 * layout from the Site Admin's Appearance settings); fonts are the visitor's own system fonts (nothing is downloaded).
 */
:root {
  --c-primary: #1d4f91; --c-on-primary: #ffffff; --c-secondary: #243b55; --c-on-secondary: #ffffff;
  --c-accent: #b5462f; --c-on-accent: #ffffff; --c-bg: #ffffff; --c-surface: #f3f5f8; --c-text: #1f2328; --c-muted: #59636e;
  --radius: 8px; --container: 1120px; --gap: 24px;
}
body.radius-none { --radius: 0; }
body.radius-small { --radius: 4px; }
body.radius-medium { --radius: 8px; }
body.radius-large { --radius: 16px; }
body.font-sans { font-family: system-ui, -apple-system, "Segoe UI", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Yu Gothic", Meiryo, sans-serif; }
body.font-serif { font-family: "Hiragino Mincho ProN", "Yu Mincho", "Noto Serif JP", "Times New Roman", serif; }

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--c-bg); color: var(--c-text); font-size: 1rem; line-height: 1.8; overflow-wrap: anywhere; }
img { max-width: 100%; height: auto; }
a { color: var(--c-primary); text-underline-offset: .2em; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid currentColor; outline-offset: 2px; }
.site-main:focus { outline: none; }
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 16px; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
/* the `hidden` attribute always hides — a NEW / 受付中 badge past its date, a script-only control: a component class that sets
   `display` (`.badge`, `.card`, …) never shows it again (attribute and class selectors have the same specificity) */
[hidden] { display: none !important; }
.skip-link { position: absolute; left: 8px; top: -48px; z-index: 100; padding: 8px 16px; background: var(--c-primary); color: var(--c-on-primary); border-radius: var(--radius); }
.skip-link:focus { top: 8px; }

/* header */
.site-header { background: var(--c-bg); border-bottom: 1px solid color-mix(in srgb, var(--c-text) 12%, transparent); }
.site-header__top { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 16px; padding-bottom: 16px; }
.site-brand { display: flex; align-items: center; gap: 12px; color: var(--c-text); text-decoration: none; min-width: 0; }
.site-brand__logo { max-height: 56px; width: auto; flex: none; }
.site-brand__text { display: flex; flex-direction: column; line-height: 1.35; min-width: 0; }
.site-brand__name { font-size: 1.3rem; font-weight: 700; }
.site-brand__tagline { font-size: .85rem; color: var(--c-muted); }
.site-header__tools { display: flex; align-items: center; gap: 12px; flex: none; }
.lang-switch ul { display: flex; gap: 8px; list-style: none; margin: 0; padding: 0; font-size: .875rem; }
.lang-switch [aria-current] { font-weight: 700; }
.nav-toggle { display: none; align-items: center; gap: 8px; min-height: 44px; padding: 8px 14px; font: inherit; border: 1px solid var(--c-primary); border-radius: var(--radius); background: var(--c-bg); color: var(--c-primary); cursor: pointer; }
.nav-toggle__bar, .nav-toggle__bar::before, .nav-toggle__bar::after { display: block; width: 18px; height: 2px; background: currentColor; position: relative; }
.nav-toggle__bar::before, .nav-toggle__bar::after { content: ""; position: absolute; left: 0; }
.nav-toggle__bar::before { top: -6px; } .nav-toggle__bar::after { top: 6px; }
.site-nav { background: var(--c-primary); color: var(--c-on-primary); }
.site-nav__list { display: flex; flex-wrap: wrap; list-style: none; margin: 0 auto; }
.site-nav__item { position: relative; }
.site-nav a { display: block; padding: 12px 16px; color: var(--c-on-primary); text-decoration: none; font-weight: 600; }
.site-nav a:hover, .site-nav a.is-active { text-decoration: underline; text-decoration-thickness: 2px; }
.site-nav__sub { display: none; position: absolute; left: 0; top: 100%; z-index: 20; min-width: 220px; margin: 0; padding: 4px 0; list-style: none; background: var(--c-primary); border-radius: 0 0 var(--radius) var(--radius); box-shadow: 0 8px 24px rgb(0 0 0 / .15); }
.site-nav__sub a { font-weight: 400; padding: 8px 16px; }
.site-nav__item:hover > .site-nav__sub, .site-nav__item:focus-within > .site-nav__sub { display: block; }

/* breadcrumbs, titles */
.breadcrumbs ol { display: flex; flex-wrap: wrap; gap: 4px; list-style: none; margin: 0; padding: 12px 16px 0; font-size: .85rem; color: var(--c-muted); }
.breadcrumbs.container ol { padding-left: 0; padding-right: 0; }
.breadcrumbs li + li::before { content: "›"; margin-right: 4px; }
.page-title { font-size: clamp(1.5rem, 1.2rem + 1.4vw, 2.2rem); line-height: 1.4; margin: 24px 0 16px; }
.section-title { font-size: clamp(1.25rem, 1.1rem + .7vw, 1.6rem); line-height: 1.4; margin: 0; padding-left: 12px; border-left: 5px solid var(--c-secondary); }
.lead { font-size: 1.1rem; color: var(--c-muted); }
.empty { color: var(--c-muted); }
.prose { max-width: 820px; }
.prose h2 { font-size: 1.4rem; margin-top: 2em; padding-bottom: 4px; border-bottom: 2px solid var(--c-surface); }
.prose h3 { font-size: 1.15rem; margin-top: 1.6em; }
.prose table { border-collapse: collapse; width: 100%; display: block; overflow-x: auto; }
.prose th, .prose td { border: 1px solid color-mix(in srgb, var(--c-text) 20%, transparent); padding: 8px 12px; text-align: left; vertical-align: top; }
.prose th { background: var(--c-surface); }
.site-main { padding-bottom: 64px; display: block; }
.site-main--home { padding-bottom: 0; }

/* components */
.badge { display: inline-block; padding: 0 8px; margin-left: 4px; font-size: .75rem; line-height: 1.8; border-radius: var(--radius); background: var(--c-surface); color: var(--c-text); text-decoration: none; vertical-align: middle; }
.badge--new { background: var(--c-accent); color: var(--c-on-accent); font-weight: 700; }
.button { display: inline-block; padding: 10px 24px; min-height: 44px; border-radius: var(--radius); background: var(--c-primary); color: var(--c-on-primary); font-weight: 700; text-decoration: none; }
.button:hover { filter: brightness(1.08); }
.more-link { font-weight: 700; white-space: nowrap; }
.more-link::after { content: " →"; }
.file-info { color: var(--c-muted); font-size: .85em; }

.home-intro { background: var(--c-surface); padding: 72px 0; }
.home-intro__name { font-size: clamp(1.6rem, 1.2rem + 2vw, 2.6rem); font-weight: 700; margin: 0; }
.home-intro__tagline { font-size: 1.15rem; color: var(--c-muted); margin: 8px 0 0; }
.home-section { padding: 48px 0; }
.home-section:nth-of-type(even) { background: var(--c-surface); }
.home-section__head { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 20px; }

.hero { position: relative; background: var(--c-secondary); color: var(--c-on-secondary); overflow: hidden; }
.hero__track { position: relative; }
.hero__slide { display: none; position: relative; }
.hero__slide.is-current { display: block; }
.hero__slide img { display: block; width: 100%; max-height: 560px; object-fit: cover; }
.hero__overlay { position: absolute; left: 16px; bottom: 16px; margin: 0; padding: 8px 16px; background: rgb(0 0 0 / .55); color: #fff; border-radius: var(--radius); }
.hero__catchphrase { position: absolute; left: 0; right: 0; top: 50%; transform: translateY(-50%); margin: 0 auto; max-width: var(--container); padding: 0 16px; pointer-events: none; }
.hero__catchphrase span { display: table; margin: 4px 0; padding: 4px 14px; background: var(--c-primary); color: var(--c-on-primary); font-size: clamp(1.1rem, .9rem + 1.4vw, 2rem); font-weight: 700; line-height: 1.5; }
.hero__controls { position: absolute; right: 16px; bottom: 16px; display: flex; gap: 8px; }
.hero__controls button { min-width: 44px; min-height: 44px; padding: 0 12px; font: inherit; border: 0; border-radius: var(--radius); background: rgb(0 0 0 / .6); color: #fff; cursor: pointer; }

.news-list { border-top: 1px solid color-mix(in srgb, var(--c-text) 15%, transparent); }
.news-item { padding: 14px 0; border-bottom: 1px solid color-mix(in srgb, var(--c-text) 15%, transparent); }
.news-item__meta { margin: 0; font-size: .875rem; color: var(--c-muted); }
.news-item__meta .badge:first-of-type { margin-left: 8px; }
.news-item__title { margin: 2px 0 0; font-size: 1rem; font-weight: 600; }
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: var(--gap); }
.card { background: var(--c-bg); border: 1px solid color-mix(in srgb, var(--c-text) 12%, transparent); border-radius: var(--radius); overflow: hidden; display: flex; flex-direction: column; }
.card__image { aspect-ratio: 16 / 9; object-fit: cover; width: 100%; }
.card__body { padding: 16px; }
.card__meta { margin: 0; font-size: .85rem; color: var(--c-muted); }
.card__title { margin: 4px 0 0; font-size: 1.05rem; line-height: 1.5; }
.card__excerpt { margin: 8px 0 0; font-size: .9rem; color: var(--c-muted); }
.person-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: var(--gap); }
.person-card__link { display: flex; flex-direction: column; gap: 8px; color: var(--c-text); text-decoration: none; font-weight: 700; }
.person-card__link:hover .person-card__name { text-decoration: underline; }
.person-card__photo { width: 100%; aspect-ratio: 1; object-fit: cover; border-radius: var(--radius); background: var(--c-surface); }
.person-card__photo--none { display: flex; align-items: center; justify-content: center; font-size: 2.5rem; color: var(--c-muted); }
.person-card__position, .person-card__specialty { margin: 0; font-size: .875rem; color: var(--c-muted); }
.person__header { display: flex; flex-wrap: wrap; gap: 24px; align-items: flex-start; margin-top: 24px; }
.person__photo { width: 220px; max-width: 100%; border-radius: var(--radius); }
.person__header .page-title { margin-top: 0; }
.person__kind { margin: 0; color: var(--c-muted); }
.person__facts { display: grid; grid-template-columns: auto 1fr; gap: 4px 16px; margin: 0 0 8px; }
.person__facts dt { color: var(--c-muted); }
.person__facts dd { margin: 0; }
.entry__meta { margin: 0; color: var(--c-muted); font-size: .9rem; }
.entry__header .page-title { margin-top: 8px; }
.entry__image { display: block; margin: 16px 0; border-radius: var(--radius); }
.attachments { margin-top: 32px; padding: 16px 20px; background: var(--c-surface); border-radius: var(--radius); }
.attachments h2 { margin-top: 0; border: 0; font-size: 1.1rem; }
.back-link { margin-top: 40px; }
.pagination ul { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; list-style: none; padding: 0; margin: 32px 0 0; }
.pagination a, .pagination [aria-current] { display: inline-block; min-width: 44px; min-height: 44px; line-height: 44px; padding: 0 12px; text-align: center; border-radius: var(--radius); border: 1px solid color-mix(in srgb, var(--c-text) 20%, transparent); text-decoration: none; }
.pagination [aria-current] { background: var(--c-primary); color: var(--c-on-primary); border-color: var(--c-primary); }
.listing__group, .people__group { margin-top: 32px; }
.listing__group .section-title, .people__group .section-title { margin-bottom: 16px; }

/* footer */
.site-footer { background: var(--c-secondary); color: var(--c-on-secondary); padding: 40px 0 16px; }
.site-footer a { color: var(--c-on-secondary); }
.site-footer__inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 24px; }
.site-footer__name { margin: 0; font-size: 1.15rem; font-weight: 700; }
.site-footer__name a { text-decoration: none; }
.site-footer__org { margin: 4px 0 0; }
.site-footer__nav ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 24px; }
.site-footer__nav ul ul { display: block; margin-top: 4px; font-size: .9rem; }
.site-footer__copyright { margin-top: 32px; opacity: .9; }

/* tablet / mobile */
@media (max-width: 900px) {
  .js .nav-toggle { display: inline-flex; }
  .js .site-nav { display: none; }
  .js .site-nav.is-open { display: block; }
  .site-nav__list { flex-direction: column; padding: 0; }
  .site-nav a { padding: 12px 16px; border-top: 1px solid color-mix(in srgb, var(--c-on-primary) 20%, transparent); }
  .site-nav__sub { display: block; position: static; box-shadow: none; padding: 0 0 0 16px; min-width: 0; }
  .site-brand__logo { max-height: 44px; }
}
@media (max-width: 600px) {
  .site-header__top { flex-wrap: wrap; }
  .site-brand__name { font-size: 1.1rem; }
  .home-section { padding: 32px 0; }
  .home-section__head { flex-wrap: wrap; }
  .person__photo { width: 160px; }
  .hero__catchphrase { position: static; transform: none; padding: 12px 16px; }
  .hero__controls { position: static; justify-content: flex-end; padding: 0 16px 12px; }
}
@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}
@media print {
  .site-nav, .nav-toggle, .hero__controls, .skip-link { display: none !important; }
}

/* Page blocks (M4) */
.block { margin: 1.2em 0; }
.block--text > :first-child { margin-top: 0; }
.block--text > :last-child { margin-bottom: 0; }
.block--text h2 { font-size: 1.4rem; margin-top: 2em; padding-bottom: 4px; border-bottom: 2px solid var(--c-surface); }
.block--text h3 { font-size: 1.15rem; margin-top: 1.6em; }
.block--image { margin-left: 0; margin-right: 0; }
.block--image img { display: block; max-width: 100%; height: auto; border-radius: var(--radius); }
.block--image figcaption { margin-top: 6px; font-size: .875rem; color: var(--c-muted); }
.file-link { display: inline-flex; flex-wrap: wrap; gap: 4px 10px; align-items: baseline; padding: 10px 14px; border: 1px solid color-mix(in srgb, var(--c-text) 25%, transparent); border-radius: var(--radius); background: var(--c-surface); color: var(--c-primary); font-weight: 700; text-decoration: none; max-width: 100%; overflow-wrap: anywhere; }
.file-link:hover { text-decoration: underline; }
.file-link__info { color: var(--c-muted); font-weight: 400; font-size: .875rem; }
.file-link__desc { margin: 6px 0 0; color: var(--c-muted); font-size: .9375rem; }
.btn { display: inline-block; padding: 10px 24px; border-radius: var(--radius); font-weight: 700; text-decoration: none; border: 2px solid var(--c-primary); line-height: 1.4; }
.btn--primary { background: var(--c-primary); color: var(--c-on-primary); }
.btn--secondary { background: transparent; color: var(--c-primary); }
.btn:hover { text-decoration: underline; }